Manufacturing of 16 standard window systems; Front doors in more than 150 models; Interior doors in more than 30 design variations; Plastic windows and front door systems manufactured of profile systems KBE, TROCAL and GEALAN; Aluminium front doors from profile system Bröckelmannn; For our wooden windows we use only selected pine and meranti wood; Design, quality and processing of Hilzinger interior doors is unique and patented; Standard solutions; Numerous special solutions and custom-made products, like diagonal window and round windows; Patented systems which you only receive from Hilzinger, for example airing windows or patented profile doors Sylt, Elba and Rugen; Every window and front door system is produced individually on measure and according to RAL quality mark

Core competencies:

As one of the first window manufacturers our company received the quality mark RAL for plastic window and assembly as early as 6/20/1997. The quality mark RAL stands for an optimal organisation of operational flows and for excellent window quality. You may expect and demand this quality, as well as a high degree of reliability, delivery readiness and service from us every day. RAL examined windows correspond to high demands on quality. With Hilzinger you have the guarantee for buying a window of absolutely high-quality, because Hilzinger manufactures based on the RAL quality mark. This ensures flawless window quality, homogenous products, no colour deviations, extremely good stability, colour resistance, protection against driving rain, high functional safety and excellent value for money.